shower cap,hair cap,bath cap: 1)With sewn-on elastic opening 2) For home use and professional hair salon processing purpose shower cap,hair cap,bath cap1)Product name : Waterproof Shower Cap2) Size :Dia 46cm3)Material :Outside is waterproof material ,inside is microfiber4) Description: it has two functions , one is waterproof ,another is drying your hair ,also its material is environmentally ...